FR2723233B1 - Perfectionnements aux detecteurs optiques de fumees - Google Patents

Perfectionnements aux detecteurs optiques de fumees

Info

Publication number
FR2723233B1
FR2723233B1 FR9409473A FR9409473A FR2723233B1 FR 2723233 B1 FR2723233 B1 FR 2723233B1 FR 9409473 A FR9409473 A FR 9409473A FR 9409473 A FR9409473 A FR 9409473A FR 2723233 B1 FR2723233 B1 FR 2723233B1
Authority
FR
France
Prior art keywords
smoke detectors
optical smoke
optical
detectors
smoke
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9409473A
Other languages
English (en)
Other versions
FR2723233A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR9409473A priority Critical patent/FR2723233B1/fr
Application filed by Individual filed Critical Individual
Priority to DE69506417T priority patent/DE69506417D1/de
Priority to ES95926440T priority patent/ES2126915T3/es
Priority to US08/776,369 priority patent/US5864293A/en
Priority to JP8506246A priority patent/JPH11509341A/ja
Priority to EP95926440A priority patent/EP0772852B1/fr
Priority to PCT/FR1995/001014 priority patent/WO1996004627A1/fr
Publication of FR2723233A1 publication Critical patent/FR2723233A1/fr
Application granted granted Critical
Publication of FR2723233B1 publication Critical patent/FR2723233B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR9409473A 1994-07-29 1994-07-29 Perfectionnements aux detecteurs optiques de fumees Expired - Lifetime FR2723233B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9409473A FR2723233B1 (fr) 1994-07-29 1994-07-29 Perfectionnements aux detecteurs optiques de fumees
ES95926440T ES2126915T3 (es) 1994-07-29 1995-07-27 Perfeccionamientos en los detectores opticos de humos.
US08/776,369 US5864293A (en) 1994-07-29 1995-07-27 Optical smoke detectors
JP8506246A JPH11509341A (ja) 1994-07-29 1995-07-27 光電式煙感知器の改良
DE69506417T DE69506417D1 (de) 1994-07-29 1995-07-27 Optischer rauchmelder
EP95926440A EP0772852B1 (fr) 1994-07-29 1995-07-27 Perfectionnements aux detecteurs optiques de fumees
PCT/FR1995/001014 WO1996004627A1 (fr) 1994-07-29 1995-07-27 Perfectionnements aux detecteurs optiques de fumees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9409473A FR2723233B1 (fr) 1994-07-29 1994-07-29 Perfectionnements aux detecteurs optiques de fumees

Publications (2)

Publication Number Publication Date
FR2723233A1 FR2723233A1 (fr) 1996-02-02
FR2723233B1 true FR2723233B1 (fr) 1996-10-04

Family

ID=9465921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9409473A Expired - Lifetime FR2723233B1 (fr) 1994-07-29 1994-07-29 Perfectionnements aux detecteurs optiques de fumees

Country Status (7)

Country Link
US (1) US5864293A (fr)
EP (1) EP0772852B1 (fr)
JP (1) JPH11509341A (fr)
DE (1) DE69506417D1 (fr)
ES (1) ES2126915T3 (fr)
FR (1) FR2723233B1 (fr)
WO (1) WO1996004627A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11224387A (ja) * 1998-02-05 1999-08-17 Hochiki Corp 減光式煙感知器
US6222456B1 (en) * 1998-10-01 2001-04-24 Pittway Corporation Detector with variable sample rate
WO2011058490A1 (fr) * 2009-11-13 2011-05-19 Koninklijke Philips Electronics N.V. Dispositif de détection de fumée utilisant des lampes à lumière codée
FR2970102B1 (fr) * 2010-12-31 2012-12-28 Jacques Lewiner Detecteur de fumee
GB2497295A (en) 2011-12-05 2013-06-12 Gassecure As Method and system for gas detection
DE102014110460B3 (de) * 2014-07-24 2015-05-13 Eq-3 Entwicklung Gmbh Optischer Rauchmelder und Verfahren zur optischen Rauchdetektion
GB2551546B (en) * 2016-06-21 2020-02-12 Ffe Ltd Improvements in or relating to beam phasing
CN110136390A (zh) * 2019-05-28 2019-08-16 赛特威尔电子股份有限公司 一种烟雾检测方法、装置、烟雾报警器及存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946241A (en) * 1973-11-26 1976-03-23 Pyrotector, Incorporated Light detector with pulsed light source and synchronous data gating
US4075499A (en) * 1976-11-16 1978-02-21 Chloride, Incorporated Smoke detector with means for changing light pulse frequency
US4163969A (en) * 1977-06-20 1979-08-07 American District Telegraph Company Variable frequency light pulser for smoke detectors
JPS609914Y2 (ja) * 1978-11-14 1985-04-05 能美防災工業株式会社 光電式煙感知器
US4225860A (en) * 1979-01-15 1980-09-30 Pittway Corporation Sensitivity controlled dual input fire detector
US4254414A (en) * 1979-03-22 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Processor-aided fire detector
DE3831654A1 (de) * 1988-09-17 1990-03-22 Hartwig Beyersdorf Optischer rauchmelder
US5422629A (en) * 1992-03-30 1995-06-06 Brk Brands, Inc. Alarm silencing circuitry for photoelectric smoke detectors

Also Published As

Publication number Publication date
DE69506417D1 (de) 1999-01-14
EP0772852B1 (fr) 1998-12-02
US5864293A (en) 1999-01-26
WO1996004627A1 (fr) 1996-02-15
EP0772852A1 (fr) 1997-05-14
ES2126915T3 (es) 1999-04-01
JPH11509341A (ja) 1999-08-17
FR2723233A1 (fr) 1996-02-02

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